Snell Roy

Whispers At Dawn; Or, The Eye

White Fire

The Secret Mark

The Red Lure

Triple Spies

The Galloping Ghost

Green Eyes

The Cruise Of The O Moo

The Crystal Ball

Mystery Wings; A Mystery Story For Boys

The Firebug

On The Yukon Trail

A Ticket To Adventure A Mystery Story For Girls

The Purple Flame

Third Warning A Mystery Story For Girls

The Blue Envelope

The Purple Flame; A Mystery Story For Girls

Sparky Ames Of The Ferry Command

The Rope Of Gold

Lost In The Air

Le Rideau Magique Une Histoire Mystérieuse Pour Les Filles

Lost In The Air

The Secret Mark

The Shadow Passes;A Mystery Story For Boys

Sally Scott Of The Waves

Riddle Of The Storm

Sign Of The Green Arrow

The Silent Alarm

Panther Eye

Norma Kent Of The Wacs

Little White Fox And His Arctic Friends

The Magic Curtain; A Mystery Story For Girls

The Phantom Violin;A Mystery Story For Girls

The Crimson Flash

The Crystal Ball; A Mystery Story For Girls

Johnny Longbow

The Crimson Thread; An Adventure Story For Girls

The Firebug

Forbidden Cargoes

Green Eyes

The Blue Envelope

The Galloping Ghost

The Cruise Of The O Moo

The Arrow Of Fire; A Mystery Story For Boys

Forbidden Cargoes (Mystery Stories For Boys, Vol. 10)